import logging

from redis import StrictRedis
from datetime import  timedelta


# 设置配置信息
class Config(object):
    #秘钥
    SECRET_KEY = "asdasdasdasdasdsadasfg"
    SEND_FILE_MAX_AGE_DEFAULT = 24 * 3600 #更改图片缓存时间
    # 1.数据库的配置信息配置文件
    SQLALCHEMY_DATABASE_URI ="mysql://root:mysql@localhost:3306/info11"
    SQLALCHEMY_TRACK_MODIFICATONS = False
    #2.redis配置
    REDIS_HOST ='127.0.0.1'
    REDIS_PORT = 6379

    #3.配置session信息
    SESSION_TYPE = 'redis'
    SESSION_REDIS = StrictRedis(host=REDIS_HOST,port=REDIS_PORT)
    SESSION_USE_SIGNER =True
    RERMANENT_SESSION_LIFEITIEM = timedelta(days= 2)#session保存时间两天

    #默认的日志级别
    LEVEL =logging.DEBUG

#开发环境
class DevelopConfig(Config):
    pass
#生产环境
class ProductConfig(Config):
    DEBUG = False
    LEVEL = logging.ERROR

#测试环境
class TestingConfig(Config):
    TESTING = True


# 提供一个容器(字典)去管理所有的配置类
config_dict = {
    "develop":DevelopConfig,
    "product":ProductConfig,
    "testing":TestingConfig
}